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768-66-1

Name 2,2,6,6-Tetramethylpiperidine
CAS 768-66-1
EINECS(EC#) 212-199-3
Molecular Formula C9H19N
MDL Number MFCD00005985
Molecular Weight 141.25
MOL File 768-66-1.mol
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Chemical Properties

Appearance clear colorless to light yellow-green liquid
Melting point  -59°C
Boiling point  152 °C (lit.)
density  0.837 g/mL at 25 °C(lit.)
vapor pressure  14 hPa (39 °C)
refractive index  n20/D 1.445(lit.)
Fp  76 °F
storage temp.  Flammables area
solubility  MISCIBLE
form  Liquid
pka 11.07(at 25℃)
color  Clear colorless to yellow
Specific Gravity 0.837
Water Solubility  MISCIBLE
Sensitive  Air Sensitive
Detection Methods GC,NMR
BRN  103296
InChIKey RKMGAJGJIURJSJ-UHFFFAOYSA-N
CAS DataBase Reference 768-66-1(CAS DataBase Reference)
NIST Chemistry Reference Piperidine, 2,2,6,6-tetramethyl-(768-66-1)
EPA Substance Registry System 768-66-1(EPA Substance)
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Safety Data

Hazard Codes  Xn,F,C
Risk Statements 
R10:Flammable.
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
S16:Keep away from sources of ignition-No smoking .
RIDADR  UN 1992 3/PG 3
WGK Germany  2
RTECS  TN4220000
Autoignition Temperature 290 °C
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29333999
Toxicity
LD50 orally in Rabbit: 500 mg/kg

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